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Individual Calculations May 2012 |
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| Doghri, Nabil Total change: 26.25 | |   |
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| Liberation of Libya chess open tournament | Benghazi | LBA | 2012-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2298 | 2335 | 2.50 | 4 | 0.33 | 15 | 4.95 | |
|  Labib, Ibrahim Hasan | m | | 2404 | EGY | 0.50 | 1 | 0.10 | 15 | 1.50 | |  Elarbi, Abobker | | | 2268 | LBA | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Abdel Razik, Khaled | m | | 2415 | EGY | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Madi, Emad | | | 2104 | LBA | 0.50 | 1 | -0.29 | 15 | -4.35 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Omar Almokhtar Closed tournament | Benghazi | LBA | 2012-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2335 | 6.50 | 9 | 1.03 | 15 | 15.45 | |
| | Almahjoub, Mokhtar | | | 2189 | LBA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Labib, Ibrahim Hasan | m | | 2404 | EGY | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Abdel Razik, Khaled | m | | 2415 | EGY | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Mohamed, M Mohamed | | | 2169 | LBA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Elmejbri, Ali A | f | | 2205 | LBA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Bensrity, Mokhtar | | | 2149 | LBA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | El-Gehani, Ghassan | | | 2276 | LBA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | El-Mezwaghi, Husein | | | 2205 | LBA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Salem, Mahjob | | | 2276 | LBA | 0.50 | 1 | -0.08 | 15 | -1.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Liberation Martyrs | Dernah | LBA | 2012-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 2335 | 6.50 | 9 | 0.39 | 15 | 5.85 | |
| | Bensrity, Zakaria | | | 2049 | LBA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Almanby, Sohel | | | 2159 | LBA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Elarbi, Abobker | | | 2268 | LBA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Mohamed, M Mohamed | | | 2169 | LBA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Aborezika, Mohamed | | | 2126 | LBA | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Labib, Ibrahim Hasan | m | | 2404 | EGY | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Taher, Rami | | | 1965 | LBA | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Abdel Razik, Khaled | m | | 2415 | EGY | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Sadaga, Salah | | | 2126 | LBA | 0.50 | 1 | -0.27 | 15 | -4.05 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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